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Noncontrolling Interests (Narrative) (Details)	3 Months Ended
	Jun. 30, 2020
3 Arts Entertainment
Redeemable Noncontrolling Interest [Line Items]
First Put/ Call Option, Term	5 years
Put rights exercise period	60 days
Period after expiration of put rights that call rights begin	30 days
Call rights exercise period	60 days
Pilgrim Media Group
Redeemable Noncontrolling Interest [Line Items]
First Put/ Call Option, Term	5 years
Derivative, Second Term of Contract	7 years
Pilgrim Media Group
Redeemable Noncontrolling Interest [Line Items]
Portion of noncontrolling interest redeemable after first term, five years after November 12, 2015	17.50%

X

- Definition

Derivative, Call Rights Exercise Period

+ References

No definition available.

+ Details

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- Definition

Derivative, Period After Expiration of Put Rights that Call Rights Begin

+ References

No definition available.

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- Definition

Exercise period for put rights.

+ References

No definition available.

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- Definition

Derivative, Second Term of Contract.

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No definition available.

+ Details

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- Definition

The portion of redeemable noncontrolling interest, expressed as a percentage of the company acquired, that is redeemable at the completion of the first term.

+ References

No definition available.

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X

- Definition

Period the derivative contract is outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Details

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- Details

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